| | Population 25 Years and Over, 2000 | Persons with High School Diploma or Higher, 2000 | Persons with College Degree or Higher, 2000 | Percent Completed High School, 2000 | Percent Completed College, 2000 | High School Completion, Percent of U.S. Average, 2000 | College Completion, Percent of U.S. Average, 2000 |
|
| United States | 182,211,639 | 146,496,014 | 44,462,605 | 80.4% | 24.4% | 100.0% | 100.0% |
| Appalachian Region | 15,802,239 | 12,140,835 | 2,783,320 | 76.8% | 17.6% | 95.6% | 72.2% |
| Maryland | 3,495,595 | 2,930,509 | 1,099,360 | 83.8% | 31.4% | 104.3% | 128.9% |
| Appalachian Maryland | 161,580 | 127,065 | 23,202 | 78.6% | 14.4% | 97.8% | 58.8% |
|
| County |
| Allegany | 51,205 | 40,915 | 7,208 | 79.9% | 14.1% | 99.4% | 57.7% |
| Garrett | 20,004 | 15,849 | 2,770 | 79.2% | 13.8% | 98.5% | 56.7% |
| Washington | 90,371 | 70,301 | 13,224 | 77.8% | 14.6% | 96.8% | 60.0% |
